18491996159782983

Names of 18491996159782983

• Cardinal: 18491996159782983 can be written as Eighteen quadrillion, four hundred ninety-one trillion, nine hundred ninety-six billion, one hundred fifty-nine million, seven hundred eighty-two thousand, nine hundred eighty-three.

Scientific notation

• Scientific notation: 1.8491996159782983 × 10¹⁶

Factors of 18491996159782983

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14541

Divisors of 18491996159782983

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 27 149 447 1341 4023 14389 22201 43167 66603 129501 199809 388503 599427 2143961 3307949 6431883 9923847 19295649 29771541 57886947 89314623 207043321 319450189 621129963 958350567 1863389889 2875051701 5590169667 8625155103 30849454829 47598078161 92548364487 142794234483 277645093461 428382703449 832935280383 1285148110347 4596568769521 13789706308563 41369118925689 124107356777067 684888746658629 2054666239975887 6163998719927661 18491996159782983
• Sum of all divisors σ(n): 27582571797732000
• Sum of proper divisors (its aliquot sum) s(n): 9090575637949017
• 18491996159782983 is a deficient number, because the sum of its proper divisors (9090575637949017) is less than itself. Its deficiency is 9401420521833966

Bases of 18491996159782983

• Binary: 1000001101100100101111101011110010010101011000001000111₂
• Hexadecimal: 0x41B25F5E4AB047
• Base-36: 522V5RCCC3R

Squares and roots of 18491996159782983

• 18491996159782983 squared (18491996159782983²) is 341953921973428590538737656378289
• 18491996159782983 cubed (18491996159782983³) is 6323410611955371303991641520561774465395992856087
• The square root of 18491996159782983 is 135985279.2025040593
• The cube root of 18491996159782983 is 264440.4767879533

Scales and comparisons

• 18,491,996,159,782,983 seconds is equal to 587,988,278 years, 19 weeks, 5 days, 19 hours, 43 minutes, 3 seconds.
• To count from 1 to 18,491,996,159,782,983 would take you about one billion, seven hundred sixty-three million, nine hundred sixty-four thousand, eight hundred thirty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18491996159782983 cubic inches would be around 22036.7 feet tall.

Recreational maths with 18491996159782983

• 18491996159782983 backwards is 38928795169919481
• The number of decimal digits it has is: 17
• The sum of 18491996159782983's digits is 99
• More coming soon!